diff --git a/common/hw-config.ads.template b/common/hw-config.ads.template
new file mode 100644
index 0000000..5a25ccb
--- /dev/null
+++ b/common/hw-config.ads.template
@@ -0,0 +1,20 @@
+--
+-- Copyright (C) 2017 Nico Huber <nico.h@gmx.de>
+--
+-- This program is free software; you can redistribute it and/or modify
+-- it under the terms of the GNU General Public License as published by
+-- the Free Software Foundation; either version 2 of the License, or
+-- (at your option) any later version.
+--
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+--
+
+package HW.Config
+is
+
+   Dynamic_MMIO : constant Boolean := <<DYNAMIC_MMIO>>;
+
+end HW.Config;